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Table 3 Diagnostic accuracy of pre- and peri-operative examinations of fistula level determination in boys born with ARM with final classification during PSARP. n = numbers, (%) = percent

From: Accuracy of pre-operative fistula diagnostics in anorectal malformations

  Fistulae
n = 31
No fistula
n = 7
Diagnostic accuracya
Recto-bulbar
n = 8
Recto-prostatic
n = 17
Bladder neck
n = 6
  
VCUG 8 15 6 7 21/36 (58)
Correct fistula level determination 5 (63) 8 (53) 1 (17) 7 (100)  
Colostogram 8 15 5 7 23/35 (66)
Correct fistula level determination 5 (63) 8 (53) 3 (60) 7 (100)  
Cystoscopy 4 12 3 1 14/20 (70)
Correct fistula level determination 2 (50) 9 (75) 2 (67) 1 (100)  
  1. Values presented as the absolute number and percentage of patients, n (%)
  2. ARM anorectal malformations, PSARP posterior sagittal anorectal plasty, VCUG voiding cystourethrogram
  3. aDiagnostic accuracy (%) = (true positive cases + true negative cases) / all evaluated cases